P Kellman

Summary

Affiliation: National Institutes of Health
Country: USA

Publications

  1. doi request reprint T1-mapping in the heart: accuracy and precision
    Peter Kellman
    National Heart, Lung, and Blood Institute, National Institutes of Health, Bethesda, MD, USA
    J Cardiovasc Magn Reson 16:2. 2014
  2. pmc Influence of Off-resonance in myocardial T1-mapping using SSFP based MOLLI method
    Peter Kellman
    National Heart, Lung, and Blood Institute, National Institutes of Health, DHHS, Bethesda, MD 20892, USA
    J Cardiovasc Magn Reson 15:63. 2013
  3. pmc T1 and extracellular volume mapping in the heart: estimation of error maps and the influence of noise on precision
    Peter Kellman
    National Heart, Lung, and Blood Institute, National Institutes of Health, DHHS, Bethesda, MD 20892, USA
    J Cardiovasc Magn Reson 15:56. 2013
  4. pmc Cardiac imaging techniques for physicians: late enhancement
    Peter Kellman
    National Heart, Lung and Blood Institute, National Institutes of Health, Bethesda, MD 20892, USA
    J Magn Reson Imaging 36:529-42. 2012
  5. ncbi request reprint Imaging sequences for first pass perfusion --a review
    Peter Kellman
    Laboratory of Cardiac Energetics, Department of Health and Human Services, National Heart, Lung and Blood Institute, National Institutes of Health, Bethesda, Maryland 20892 1061, USA
    J Cardiovasc Magn Reson 9:525-37. 2007
  6. pmc Image reconstruction in SNR units: a general method for SNR measurement
    Peter Kellman
    Laboratory of Cardiac Energetics, National Heart, Lung and Blood Institute, National Institutes of Health, DHHS, Bethesda, Maryland 20892 1061, USA
    Magn Reson Med 54:1439-47. 2005
  7. doi request reprint Fully automatic, retrospective enhancement of real-time acquired cardiac cine MR images using image-based navigators and respiratory motion-corrected averaging
    Peter Kellman
    Laboratory of Cardiac Energetics, National Heart, Lung and Blood Institute, National Institutes of Health, Department of Health and Human Services, Bethesda, Maryland, USA
    Magn Reson Med 59:771-8. 2008
  8. pmc Phased array ghost elimination
    Peter Kellman
    Laboratory of Cardiac Energetics, National Institutes of Health, National Heart, Lung and Blood Institute, Bethesda, MD 20892 1061, USA
    NMR Biomed 19:352-61. 2006
  9. pmc T2* measurement during first-pass contrast-enhanced cardiac perfusion imaging
    Peter Kellman
    Laboratory of Cardiac Energetics, National Heart, Lung and Blood Institute, National Institutes of Health, DHHS, Bethesda, Maryland 20892 1061, USA
    Magn Reson Med 56:1132-4. 2006
  10. pmc T2-prepared SSFP improves diagnostic confidence in edema imaging in acute myocardial infarction compared to turbo spin echo
    Peter Kellman
    Laboratory of Cardiac Energetics, National Heart, Lung and Blood Institute, National Institutes of Health, Department of Health and Human Services, Bethesda, Maryland 20892 1061, USA
    Magn Reson Med 57:891-7. 2007

Detail Information

Publications56

  1. doi request reprint T1-mapping in the heart: accuracy and precision
    Peter Kellman
    National Heart, Lung, and Blood Institute, National Institutes of Health, Bethesda, MD, USA
    J Cardiovasc Magn Reson 16:2. 2014
    ..This review article focuses on the technical aspects of key T1-mapping methods and imaging protocols and describes their limitations including the factors that influence their accuracy, precision, and reproducibility. ..
  2. pmc Influence of Off-resonance in myocardial T1-mapping using SSFP based MOLLI method
    Peter Kellman
    National Heart, Lung, and Blood Institute, National Institutes of Health, DHHS, Bethesda, MD 20892, USA
    J Cardiovasc Magn Reson 15:63. 2013
    ..A significant error in T1 may result at relatively small off-resonance frequencies that are well within the region without banding artifacts...
  3. pmc T1 and extracellular volume mapping in the heart: estimation of error maps and the influence of noise on precision
    Peter Kellman
    National Heart, Lung, and Blood Institute, National Institutes of Health, DHHS, Bethesda, MD 20892, USA
    J Cardiovasc Magn Reson 15:56. 2013
    ....
  4. pmc Cardiac imaging techniques for physicians: late enhancement
    Peter Kellman
    National Heart, Lung and Blood Institute, National Institutes of Health, Bethesda, MD 20892, USA
    J Magn Reson Imaging 36:529-42. 2012
    ..The aim of this review will be to describe the current state of the art and to provide a guide to various clinical protocols that are commonly used...
  5. ncbi request reprint Imaging sequences for first pass perfusion --a review
    Peter Kellman
    Laboratory of Cardiac Energetics, Department of Health and Human Services, National Heart, Lung and Blood Institute, National Institutes of Health, Bethesda, Maryland 20892 1061, USA
    J Cardiovasc Magn Reson 9:525-37. 2007
    ..Understanding the interaction between the pulse sequence parameters and resulting image quality is important for improving myocardial perfusion imaging...
  6. pmc Image reconstruction in SNR units: a general method for SNR measurement
    Peter Kellman
    Laboratory of Cardiac Energetics, National Heart, Lung and Blood Institute, National Institutes of Health, DHHS, Bethesda, Maryland 20892 1061, USA
    Magn Reson Med 54:1439-47. 2005
    ..The procedure includes scaling for noise equivalent bandwidth of digital receivers, FFTs and associated window functions (raw data filters), and array combining...
  7. doi request reprint Fully automatic, retrospective enhancement of real-time acquired cardiac cine MR images using image-based navigators and respiratory motion-corrected averaging
    Peter Kellman
    Laboratory of Cardiac Energetics, National Heart, Lung and Blood Institute, National Institutes of Health, Department of Health and Human Services, Bethesda, Maryland, USA
    Magn Reson Med 59:771-8. 2008
    ..Motion-corrected averaging of real-time acquired cardiac images provides a means of attaining high-quality cine images with many of the benefits of real-time imaging, such as free-breathing acquisition and tolerance to arrhythmias...
  8. pmc Phased array ghost elimination
    Peter Kellman
    Laboratory of Cardiac Energetics, National Institutes of Health, National Heart, Lung and Blood Institute, Bethesda, MD 20892 1061, USA
    NMR Biomed 19:352-61. 2006
    ..The more general scheme may be used to modulate each EPI ghost image to a separate temporal frequency as described in this paper...
  9. pmc T2* measurement during first-pass contrast-enhanced cardiac perfusion imaging
    Peter Kellman
    Laboratory of Cardiac Energetics, National Heart, Lung and Blood Institute, National Institutes of Health, DHHS, Bethesda, Maryland 20892 1061, USA
    Magn Reson Med 56:1132-4. 2006
    ..For single-dose Gd-DTPA (0.1 mmol/kg at 5 ml/s), the LV blood pool T(2) (*) had a mean value of 9 ms (N = 10) at peak enhancement. Distortion of the AIF due to T(2) (*) signal intensity loss will be less than 10% using TE = 0.6 ms...
  10. pmc T2-prepared SSFP improves diagnostic confidence in edema imaging in acute myocardial infarction compared to turbo spin echo
    Peter Kellman
    Laboratory of Cardiac Energetics, National Heart, Lung and Blood Institute, National Institutes of Health, Department of Health and Human Services, Bethesda, Maryland 20892 1061, USA
    Magn Reson Med 57:891-7. 2007
    ..Free-breathing T2 prepared SSFP provides T2-weighted images of acute MI with fewer artifacts and better diagnostic accuracy than conventional dark-blood TSE...
  11. pmc Multiecho dixon fat and water separation method for detecting fibrofatty infiltration in the myocardium
    Peter Kellman
    Laboratory of Cardiac Energetics, National Heart, Lung and Blood Institute, National Institutes of Health, U S Department of Health and Human Services, Bethesda, Maryland 20892 1061, USA
    Magn Reson Med 61:215-21. 2009
    ..The multiecho Dixon method for fat and water separation provides a sensitive means of detecting intramyocardial fat with positive signal contrast...
  12. doi request reprint High spatial and temporal resolution cardiac cine MRI from retrospective reconstruction of data acquired in real time using motion correction and resorting
    Peter Kellman
    Laboratory of Cardiac Energetics, National Heart, Lung and Blood Institute, National Institutes of Health, DHHS, Bethesda, Maryland 20892 1061, USA
    Magn Reson Med 62:1557-64. 2009
    ..s.). Motion-corrected averaging of real-time acquired cardiac images provides a means of attaining high-quality cine images with many of the benefits of real-time imaging, such as free-breathing acquisition and tolerance to arrhythmias...
  13. pmc Artifact suppression in imaging of myocardial infarction using B1-weighted phased-array combined phase-sensitive inversion recovery
    Peter Kellman
    Laboratory of Cardiac Energetics, National Heart, Lung and Blood Institute, National Institutes of Health, DHHS, Bethesda, Maryland 20892 1061, USA
    Magn Reson Med 51:408-12. 2004
    ..Example images are shown that illustrate the suppression of CSF ghost artifacts by the use of B1-weighted phased-array combining of multiple receiver coils...
  14. pmc Extended coverage first-pass perfusion imaging using slice-interleaved TSENSE
    P Kellman
    Laboratory of Cardiac Energetics, National Heart, Lung and Blood Institute, National Institutes of Health, DHHS, Bethesda, Maryland 20892 1061, USA
    Magn Reson Med 51:200-4. 2004
    ..Experiments in normal subjects (N=6) were performed to assess signal-to-noise ratio (SNR) and contrast-to-noise ratio (CNR) values...
  15. ncbi request reprint Method for functional MRI mapping of nonlinear response
    Peter Kellman
    Laboratory of Cardiac Energetics, NHLBI, National Institutes of Health, Bethesda, MD 20892, USA
    Neuroimage 19:190-9. 2003
    ..The results indicate that BOLD fMRI can probe fast neuronal nonlinearities...
  16. pmc Phased array ghost elimination (PAGE) for segmented SSFP imaging with interrupted steady-state
    Peter Kellman
    Laboratory of Cardiac Energetics, National Institutes of Health, National Heart, Lung and Blood Institute, Bethesda, Maryland 20892 1061, USA
    Magn Reson Med 48:1076-80. 2002
    ..PAGE was demonstrated for cardiac cine SSFP imaging with interrupted steady-state using a simple alpha/2 magnetization preparation and storage scheme and a spatial tagging preparation...
  17. pmc Ghost artifact cancellation using phased array processing
    P Kellman
    Laboratory of Cardiac Energetics, National Institutes of Health, National Heart, Lung and Blood Institute, Bethesda, Maryland 20892 1061, USA
    Magn Reson Med 46:335-43. 2001
    ..Experimental results demonstrate the cancellation for both phantom as well as cardiac imaging examples...
  18. ncbi request reprint Adaptive sensitivity encoding incorporating temporal filtering (TSENSE)
    P Kellman
    Laboratory of Cardiac Energetics, National Institutes of Health, National Heart, Lung and Blood Institute, Bethesda, Maryland 20892 1061, USA
    Magn Reson Med 45:846-52. 2001
    ..Experimental results that demonstrate the adaptive spatiotemporal filtering method (adaptive TSENSE) with acceleration factor R = 2, for real-time nonbreath-held cardiac MR imaging during exercise induced stress are presented...
  19. pmc Automatic in-plane rotation for doubly-oblique cardiac imaging
    Peter Kellman
    Laboratory of Cardiac Energetics, National Heart, Lung and Blood Institute, National Institutes of Health, Bethesda, Maryland 20892, USA
    J Magn Reson Imaging 18:612-5. 2003
    ..To develop and test a method for automatically calculating the in-plane rotation for doubly-oblique slice geometry in order to minimize wrap artifacts for a given FOV...
  20. pmc Low-latency temporal filter design for real-time MRI using UNFOLD
    P Kellman
    Laboratory of Cardiac Energetics, National Institutes of Health, National Heart, Lung, and Blood Institute, Bethesda, Maryland 20892 1061, USA
    Magn Reson Med 44:933-9. 2000
    ..e., monitoring needle insertion and injection of a drug with contrast enhancement properties. Proof-of-concept was demonstrated by injecting a contrast agent. In both applications the UNFOLD technique was used to double the frame rate...
  21. pmc Phase-sensitive inversion recovery for detecting myocardial infarction using gadolinium-delayed hyperenhancement
    Peter Kellman
    Laboratory of Cardiac Energetics, National Institutes of Health, National Heart, Lung and Blood Institute, Bethesda, Maryland 20892 1061, USA
    Magn Reson Med 47:372-83. 2002
    ..Phase-sensitive detection also has the advantage of decreasing the sensitivity to changes in tissue T(1) with increasing delay from contrast agent injection...
  22. pmc Late gadolinium-enhancement cardiac magnetic resonance identifies postinfarction myocardial fibrosis and the border zone at the near cellular level in ex vivo rat heart
    Erik B Schelbert
    Laboratory of Cardiac Energetics, National Heart, Lung and Blood Institute, National Institutes of Health, Department of Health and Human Services, Bethesda, MD 20892 1061, USA
    Circ Cardiovasc Imaging 3:743-52. 2010
    ....
  23. ncbi request reprint Motion corrected free-breathing delayed-enhancement imaging of myocardial infarction using nonrigid registration
    Maria J Ledesma-Carbayo
    Laboratory of Cardiac Energetics, National Heart, Lung and Blood Institute, National Institutes of Health, DHHS, Bethesda, Maryland 20892 1061, USA
    J Magn Reson Imaging 26:184-90. 2007
    ..To develop and test an automatic free-breathing, delayed enhancement imaging method with improved image signal-to-noise ratio (SNR)...
  24. pmc Motion-corrected free-breathing delayed enhancement imaging of myocardial infarction
    Peter Kellman
    Laboratory of Cardiac Energetics, National Heart, Lung, and Blood Institute, National Institutes of Health, DHHS, 10 Center Drive, MSC 1061, Building 10, Room B1D416, Bethesda, MD 20892, USA
    Magn Reson Med 53:194-200. 2005
    ..In this study, motion correction was implemented using image registration postprocessing rather than navigator correction of individual frames. Navigator techniques may be incorporated as well...
  25. pmc Multi-contrast delayed enhancement provides improved contrast between myocardial infarction and blood pool
    Peter Kellman
    Laboratory of Cardiac Energetics, National Heart, Lung and Blood Institute, National Institutes of Health, DHHS, Bethesda, Maryland 20892 1061, USA
    J Magn Reson Imaging 22:605-13. 2005
    ..To develop and test a delayed-enhancement imaging method for improving the contrast between myocardial infarction (MI) and blood pool...
  26. ncbi request reprint Gadolinium delayed enhancement cardiovascular magnetic resonance correlates with clinical measures of myocardial infarction
    W Patricia Ingkanisorn
    National Heart, Lung, and Blood Institute, National Institutes of Health, Department of Health and Human Services, Bethesda, Maryland 20892 1061, USA
    J Am Coll Cardiol 43:2253-9. 2004
    ..Acute infarct mass by cardiac magnetic resonance (CMR) was compared with peak troponin I, acute and chronic left ventricular (LV) systolic function, and chronic infarct mass in patients imaged after recent acute MI...
  27. ncbi request reprint Quantitative myocardial infarction on delayed enhancement MRI. Part I: Animal validation of an automated feature analysis and combined thresholding infarct sizing algorithm
    Li Yueh Hsu
    Laboratory of Cardiac Energetics, National Heart Lung and Blood Institute, National Institutes of Health DHHS, 10 Center Drive, Bethesda, MD 20892, USA
    J Magn Reson Imaging 23:298-308. 2006
    ..To develop a computer algorithm to measure myocardial infarct size in gadolinium-enhanced magnetic resonance (MR) imaging and to validate this method using a canine histopathological reference...
  28. pmc Magnetic resonance imaging delineates the ischemic area at risk and myocardial salvage in patients with acute myocardial infarction
    Colin Berry
    Department of Health and Human Services, National Heart, Lung, and Blood Institute, National Institutes of Health, Bethesda, MD 20892 1061, USA
    Circ Cardiovasc Imaging 3:527-35. 2010
    ..The area at risk (AAR) is a key determinant of myocardial infarction (MI) size. We investigated whether magnetic resonance imaging (MRI) measurement of AAR would be correlated with an angiographic AAR risk score in patients with acute MI...
  29. doi request reprint Nonlinear myocardial signal intensity correction improves quantification of contrast-enhanced first-pass MR perfusion in humans
    Li Yueh Hsu
    Laboratory of Cardiac Energetics, National Heart Lung and Blood Institute, National Institutes of Health, Bethesda, Maryland 20892 1061, USA
    J Magn Reson Imaging 27:793-801. 2008
    ..To study the nonlinearity of myocardial signal intensity and gadolinium contrast concentration during first-pass perfusion MRI, and to compare quantitative perfusion estimates using nonlinear myocardial signal intensity correction...
  30. ncbi request reprint Parallelized hybrid TGRAPPA reconstruction for real-time interactive MRI
    Haris Saybasili
    NHLBI, National Institutes of Health, DHHS, Bethesda, MD, USA
    Med Image Comput Comput Assist Interv 11:163-70. 2008
    ..The computation was parallelized and implemented on a general purpose multi-core architecture. Reconstruction speeds of 65-70 frames per second were achieved with a matrix of 192 x 144 with 15 coils...
  31. pmc Multishot EPI-SSFP in the heart
    Daniel A Herzka
    Department of Biomedical Engineering, Johns Hopkins University School of Medicine, Baltimore, Maryland 20892 1061, USA
    Magn Reson Med 47:655-64. 2002
    ..The increased TR of multishot EPI-SSFP led to a reduced specific absorption rate (SAR) for a fixed RF flip angle, and allowed the use of a larger flip angle without increasing the SAR above the FDA-approved limits...
  32. pmc Short communication: Subcellular motion compensation for minimally invasive microscopy, in vivo: evidence for oxygen gradients in resting muscle
    James L Schroeder
    Laboratory of Cardiac Energetics, National Heart, Lung, and Blood Institute, NIH, 10 Center Drive, Bethesda, MD 20892, USA
    Circ Res 106:1129-33. 2010
    ..A primary limitation of optical microscopy in vivo is tissue motion, which prevents physiological time course observations or image averaging...
  33. doi request reprint HTGRAPPA: real-time B1-weighted image domain TGRAPPA reconstruction
    Haris Saybasili
    National Institutes of Health, National Heart, Lung, and Blood Institute, DHHS, Bethesda, Maryland 20892 1061, USA
    Magn Reson Med 61:1425-33. 2009
    ..The weight-set coefficients were computed in an adaptive manner with updates linked to changes in the imaging scan plane. In this implementation, reconstruction speed is not dependent on acceleration rate or GRAPPA kernel size...
  34. pmc RT-GROG: parallelized self-calibrating GROG for real-time MRI
    Haris Saybasili
    Translational Medicine Branch, National Institutes of Health National Heart, Lung and Blood Institute NHLBI, Department of Health and Human Services DHHS, Bethesda, Maryland 20892 1061, USA
    Magn Reson Med 64:306-12. 2010
    ..On a 32-coil dataset of size 128 x 64, reconstruction performance is 14.5 frames per second (fps), while the data acquisition is 6.6 fps...
  35. doi request reprint ACUT2E TSE-SSFP: a hybrid method for T2-weighted imaging of edema in the heart
    Anthony H Aletras
    Laboratory of Cardiac Energetics, National Heart, Lung and Blood Institute, National Institutes of Health DHHS, 10 Center Drive, Bethesda, MD 20892, USA
    Magn Reson Med 59:229-35. 2008
    ..Imperfect blood suppression, present in all animals on some TSE images, was a problem eliminated by TSE-SSFP and T2-prepared SSFP...
  36. pmc Real-time, Interactive MRI for cardiovascular interventions
    Elliot R McVeigh
    Laboratory of Cardiac Energetics, National Heart, Lung, and Blood Institute, National Institutes of Health, Building 10, Room B1D416, Bethesda, MD 20892 106, USA
    Acad Radiol 12:1121-7. 2005
  37. ncbi request reprint Application of sensitivity-encoded echo-planar imaging for blood oxygen level-dependent functional brain imaging
    Jacco A de Zwart
    Advanced MRI, Laboratory of Functional and Molecular Imaging, NINDS, National Institutes of Health, Bethesda, Maryland 20892 1065, USA
    Magn Reson Med 48:1011-20. 2002
    ....
  38. ncbi request reprint Temporal dynamics of the BOLD fMRI impulse response
    Jacco A de Zwart
    Laboratory of Functional and Molecular Imaging, NINDS, National Institutes of Health, Bethesda, MD 20892 1065, USA
    Neuroimage 24:667-77. 2005
    ..These results are consistent with a substantial macrovascular dispersive contribution to BOLD IR in humans, and furthermore suggest that neurovascular coupling is a relatively rapid process, with a resolution below 2.3 s FWHM...
  39. pmc Electromechanical analysis of infarct border zone in chronic myocardial infarction
    Hiroshi Ashikaga
    Laboratory of Cardiac Energetics, NHLBI, NIH, 10 Center Dr, MSC 1061, Bldg 10, B1D416, Bethesda, MD 20892 1061, USA
    Am J Physiol Heart Circ Physiol 289:H1099-105. 2005
    ..This indicates that impaired function in the border zone is not contributed by electrical factors but results from mechanical interaction between ischemic and normal myocardium...
  40. pmc Real-time blood flow imaging using autocalibrated spiral sensitivity encoding
    Reza Nezafat
    Department of Biomedical Engineering, Johns Hopkins University, Baltimore, Maryland 20892 1061, USA
    Magn Reson Med 54:1557-61. 2005
    ..Real-time experiments were performed to measure blood velocity in the ascending aorta and aortic valve, and during a Valsalva maneuver. The results demonstrate the potential of this technique for real-time flow imaging...
  41. pmc Real-time accelerated interactive MRI with adaptive TSENSE and UNFOLD
    Michael A Guttman
    Laboratory of Cardiac Energetics, National Heart, Lung and Blood Institute, National Institutes of Health, Bethesda, Maryland 20892, USA
    Magn Reson Med 50:315-21. 2003
    ..For imaging with a combination of surface and interventional coils, a hybrid reconstruction approach is proposed whereby UNFOLD is used for the interventional coils, and TSENSE with or without UNFOLD is used for the surface coils...
  42. pmc Single heartbeat cardiac tagging for the evaluation of transient phenomena
    Daniel A Herzka
    Department of Biomedical Engineering, Johns Hopkins University School of Medicine Baltimore, Maryland 20892 1061, USA
    Magn Reson Med 54:1455-64. 2005
    ..Images acquired during the Valsalva maneuver demonstrated apparent beat-to-beat variability, visible both in the images and as changing strain patterns and ventricular volumes...
  43. ncbi request reprint Quantitative myocardial infarction on delayed enhancement MRI. Part II: Clinical application of an automated feature analysis and combined thresholding infarct sizing algorithm
    Li Yueh Hsu
    Laboratory of Cardiac Energetics, National Heart Lung and Blood Institute, National Institutes of Health DHHS, 10 Center Drive, Bethesda, MD 20892, USA
    J Magn Reson Imaging 23:309-14. 2006
    ....
  44. ncbi request reprint Quantitative myocardial perfusion analysis with a dual-bolus contrast-enhanced first-pass MRI technique in humans
    Li Yueh Hsu
    Laboratory of Cardiac Energetics, National Heart Lung and Blood Institute, National Institutes of Health DHHS, 10 Center Drive, Bethesda, MD 20892, USA
    J Magn Reson Imaging 23:315-22. 2006
    ..To compare fully quantitative and semiquantitative analysis of rest and stress myocardial blood flow (MBF) and myocardial perfusion reserve (MPR) using a dual-bolus first-pass perfusion MRI method in humans...
  45. pmc PCATMIP: enhancing signal intensity in diffusion-weighted magnetic resonance imaging
    V M Pai
    Laboratory of Cardiac Energetics, NHLBI, National Institutes of Health, Bethesda, Maryland 20892 1061, USA
    Magn Reson Med 65:1611-9. 2011
    ....
  46. ncbi request reprint Hunting for neuronal currents: absence of rapid MRI signal changes during visual-evoked response
    Renxin Chu
    Advanced MRI Section, LMFI, NINDS, National Institutes of Health, Building 10, Room B1D 118, 9000 Rockville Pike, Bethesda, MD 20892 1065, USA
    Neuroimage 23:1059-67. 2004
    ....
  47. ncbi request reprint Reduction of gradient acoustic noise in MRI using SENSE-EPI
    Jacco A de Zwart
    Advanced MRI, Laboratory of Functional and Molecular Imaging, NINDS, National Institutes of Health, Bethesda, Maryland, USA
    Neuroimage 16:1151-5. 2002
    ..5 dB(A) for rate-2 and rate-3 SENSE, respectively. BOLD fMRI experiments, using visually paced finger-tapping paradigms, showed no detrimental effect of the acoustic noise reduction strategy on temporal noise levels and t scores...
  48. pmc Detection of myocardial capillary orientation with intravascular iron-oxide nanoparticles in spin-echo MRI
    Alexandre Vignaud
    Laboratory of Cardiac Energetics, Division of Intramural Research, National Heart Lung and Blood Institute, National Institutes of Health, Bethesda, Maryland 20892 1061, USA
    Magn Reson Med 55:725-30. 2006
    ..Preliminary results also demonstrate the feasibility of this method for in vivo application to rodent imaging...
  49. ncbi request reprint Fluctuation analysis of mitochondrial NADH fluorescence signals in confocal and two-photon microscopy images of living cardiac myocytes
    K Blinova
    Laboratory of Cardiac Energetics, National Heart Lung and Blood Institute, National Institutes of Health, Department of Health and Human Services, Bethesda MD 20892, USA
    J Microsc 213:70-5. 2004
    ....
  50. ncbi request reprint Design of a SENSE-optimized high-sensitivity MRI receive coil for brain imaging
    Jacco A de Zwart
    Advanced MRI, Laboratory of Functional and Molecular Imaging, NINDS, National Institutes of Health, Bethesda, Maryland 20892 1065, USA
    Magn Reson Med 47:1218-27. 2002
    ..7-fold improvement of the SNR averaged over the brain compared to a conventional quadrature birdcage receive coil and an average geometrical noise amplification factor (g-value) of 1.06 and 1.38 for rate-2 and rate-3 SENSE, respectively...
  51. pmc Assessment of regional systolic and diastolic dysfunction in familial hypertrophic cardiomyopathy using MR tagging
    Daniel B Ennis
    Department of Biomedical Engineering, Johns Hopkins University School of Medicine, Baltimore, Maryland, USA
    Magn Reson Med 50:638-42. 2003
    ..03). The combination of CSPAMM and CAPTOR allows regional indices of myocardial function to be quantified throughout the cardiac cycle. This technique reveals regional differences in systolic and diastolic impairment in FHC patients...
  52. pmc Preliminary investigation of respiratory self-gating for free-breathing segmented cine MRI
    Andrew C Larson
    Department of Biomedical Engineering, Northwestern University, Chicago, IL 60611, USA
    Magn Reson Med 53:159-68. 2005
    ..Because of the difficulties associated with breath-holding, the respiratory self-gating technique represents an important practical advance for cardiac MRI. , Inc...
  53. doi request reprint Semiautomated segmentation of myocardial contours for fast strain analysis in cine displacement-encoded MRI
    Ting Chen
    Department of Radiology, New York University, 650 First Ave, New York, NY 10016, USA
    IEEE Trans Med Imaging 27:1084-94. 2008
    ..This relatively accurate semiautomated segmentation method can be used to significantly increase the throughput of strain analysis of cine displacement-encoded MR images for clinical applications...
  54. ncbi request reprint Direct comparison of myocardial perfusion cardiovascular magnetic resonance sequences with parallel acquisition
    Jonathan C Lyne
    Cardiovascular Magnetic Resonance Unit, Royal Brompton Hospital, London, UK
    J Magn Reson Imaging 26:1444-51. 2007
    ..To directly compare the three main myocardial perfusion cardiovascular magnetic resonance (CMR) sequences incorporating parallel acquisition methods...
  55. ncbi request reprint Improved cine displacement-encoded MRI using balanced steady-state free precession and time-adaptive sensitivity encoding parallel imaging at 3 T
    Daniel Kim
    Department of Radiology, New York University, New York, NY 10016, USA
    NMR Biomed 20:591-601. 2007
    ..The combined implementation of b-SSFP imaging, 3T imaging, echo-combination image reconstruction, and TSENSE parallel imaging can be used to incrementally improve the cine displacement-encoded MRI pulse sequence...
  56. ncbi request reprint Dynamic autocalibrated parallel imaging using temporal GRAPPA (TGRAPPA)
    Felix A Breuer
    University of Wurzburg, Department of Physics, EP 5, Am Hubland, 97074 Wurzburg, Germany
    Magn Reson Med 53:981-5. 2005
    ..This method may update coil sensitivity estimates frame by frame, thereby tracking changes in relative coil sensitivities that may occur during the data acquisition...